WindowProxy and Location should not allow changing their prototype

Confirmed Issue #11287386 • Assigned to Jeff W.


Domenic D.
Mar 15, 2017
This issue is public.
Found in
  • Microsoft Edge
  • Chrome
Found in build #
Reported by 1 person

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Steps to reproduce

WindowProxy and Location are supposed to behave as immutable prototype objects, and not allow changing their prototype. This behavior is supposed to be uniform across same- and cross-origin WindowProxy and Location objects.

The following web platform tests show that Edge does not implement this:

Spec discussion:


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    Comments and activity

    • Changed Steps to Reproduce

    • Microsoft Edge Team

      Changed Assigned To to “Steven K.”

      Changed Assigned To to “Travis L.”

      Changed Assigned To from “Travis L.” to “Jeff W.”

      Changed Status to “Confirmed”

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